A heart condition called ventricular tachycardia: don't use figwort if you have this condition.

And anyhow he was over fifty years old and he had a chronic heart problem called paroxysmal tachycardia.

Last year, I had a patient who suffered from a dangerous cardiac rhythm called ventricular tachycardia.

Then, if the heart rate exceeds 100 beats per minute, the phenomenon is called multifocal atrial tachycardia.

This medication is used to treat a serious (possibly life-threatening) type of fast heartbeat called sustained ventricular tachycardia.

Or a heart may suddenly start beating much too fast, a condition called ventricular tachycardia, and then lapse into ventricular fibrillation.

When the heart beats faster than normal, it is called tachycardia.

When Toms reached his 30's, he was diagnosed with a rapid heartbeat, a condition called supraventricular tachycardia.

His cardiac monitor, the first thing I noticed, showed fast and irregular beats with bursts of a messy, wavy rhythm called ventricular tachycardia.

You may have an irregular heartbeat called tachycardia.